[Edit] Further investigation, I did add the dxa-model-service paramer in the content service and restart.
Next ERROR on site:
2018-01-31 09:04:48,061 [22] DEBUG - Sending DXA Model Service Request: http://localhost:8998/PageModel/tcm/5/index?includes=INCLUDE
2018-01-31 09:04:48,147 [22] ERROR - DXA Model Service returned an error response: Status=500, Error='Internal Server Error', Exception='com.google.gson.JsonSyntaxException', Message='com.google.gson.stream.MalformedJsonException: Invalid escape sequence at line 1 column 508 path $.claimValues..DOCUMENT_ROOT', Path='/PageModel/tcm/5/index'
2018-01-31 09:04:48,149 [22] ERROR - DXA Model Service returned an error: com.google.gson.stream.MalformedJsonException: Invalid escape sequence at line 1 column 508 path $.claimValues..DOCUMENT_ROOT
Sdl.Web.Common.DxaException: DXA Model Service returned an error: com.google.gson.stream.MalformedJsonException: Invalid escape sequence at line 1 column 508 path $.claimValues..DOCUMENT_ROOT
at Sdl.Web.Tridion.R2Mapping.ModelServiceClient.LoadData[T](Uri requestUri, UInt32& hash) in C:\Jenkins\workspace\DXAuto\stash\develop\net\build_webapp\Sdl.Web.Tridion\R2Mapping\ModelServiceClient.cs:line 185
at Sdl.Web.Tridion.R2Mapping.ModelServiceClient.GetPageModelData(String urlPath, Localization localization, Boolean addIncludes) in C:\Jenkins\workspace\DXAuto\stash\develop\net\build_webapp\Sdl.Web.Tridion\R2Mapping\ModelServiceClient.cs:line 105
at Sdl.Web.Tridion.R2Mapping.DefaultContentProviderR2.LoadPageModel(String& urlPath, Boolean addIncludes, Localization localization) in C:\Jenkins\workspace\DXAuto\stash\develop\net\build_webapp\Sdl.Web.Tridion\R2Mapping\DefaultContentProviderR2.cs:line 73
at Sdl.Web.Tridion.R2Mapping.DefaultContentProviderR2.GetPageModel(String urlPath, Localization localization, Boolean addIncludes) in C:\Jenkins\workspace\DXAuto\stash\develop\net\build_webapp\Sdl.Web.Tridion\R2Mapping\DefaultContentProviderR2.cs:line 41
at Sdl.Web.Mvc.Controllers.PageController.Page(String pageUrl) in C:\Jenkins\workspace\DXAuto\stash\develop\net\build_webapp\Sdl.Web.Mvc\Controllers\PageController.cs:line 28